jQuery attribute exists selector

The jQuery attribute exists selector is used to filter out all elements in a page which have the specified attribute, the syntax for this selector is.

$([attribute name])

In this post we shall see on how to use the jQuery attribute exists selector to select all elements in a page which have a specific attribute.

The following script lists out all the elements in the page which have the attribute “border”

    $("[border]").each(function() {

        alert('Attribute Exists Selector:' + $(this).attr('id'));

    });

The following script lists out all the elements in the page which have a specific attribute on click of the btnAttributeSelector button.

$('#btnAttributeSelector).click(function(event) {

    event.preventDefault();               

    //

    // Attribute - Attribute Exists Selector

    $("[border]").each(function() {

        alert('Attribute Exists Selector:' + $(this).attr('id'));

    });
});

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